Home / 679,061.09-937,104.03-373,157.18

Finding the Fourth Proportional to 679,061.09, 937,104.03 and 373,157.18

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Solution

The fourth proportional to 679,061.09, 937,104.03 and 373,157.18 is: 514,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,061.09 : 937,104.03 = 373,157.18 : x
  2. Step 2: Convert to fraction form
    679,061.09/937,104.03 = 373,157.18/x
  3. Step 3: Cross multiply
    679,061.09x = 937,104.03 × 373,157.18
  4. Step 4: Simplify right side
    679,061.09x = 349,687,092,515.92
  5. Step 5: Solve for x
    x = 349,687,092,515.92/679,061.09
  6. Step 6: Final answer
    x = 514,956.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.